A valve designed to release under excessive pressure and/or excessive temperature by opening at a predetermined pressure and/or temperature. Thermostatically operated valves close when the pressure is relieved or the temperature is reduced. Fusible plug valves require replacement of the plug. See also valve, safety relief and valve, regulating. Temperature.
Classification: Safety or relief valves
NSN 6220-01-222-0724
NSN 5975-01-456-3634
NSN 5935-01-363-0766
NSN 5895-01-537-0825
NSN 6135-01-508-3784
NSN 6320-01-334-9840
NSN 6220-00-508-9155
NSN 5975-00-670-5213
NSN 6105-01-336-9135
NSN 5998-00-316-5352
NSN 5920-01-519-3615
NSN 6105-00-728-0656